Translation of the abstract (English)

Though successful lumbar discectomie because of disc herniation persisting back pain may return as the so called failed back surgery syndrome.
A sonographic examination of 58 patients with failed back surgery syndrome by a compounding system of sonography shows that there is no significant correlation between the muscle scar of the M. multifidus and the clinic symtoms.
Only a sub group with an ...

Translation of the abstract (English)

Though successful lumbar discectomie because of disc herniation persisting back pain may return as the so called failed back surgery syndrome.
A sonographic examination of 58 patients with failed back surgery syndrome by a compounding system of sonography shows that there is no significant correlation between the muscle scar of the M. multifidus and the clinic symtoms.
Only a sub group with an early positive Lasegue test under 30° reveal a greater scar formation than the group with a positive Lasegue test over 30°.